package com.sky.mapper;

import com.sky.entity.User;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

@Mapper
public interface UserMapper {

    //插入数据
    void insert(User user);
@Select("select * from user where openid=#{openid}")
    User getByOpenid(String openid);
@Select("SELECT * FROM user where id=#{id}")
    User getById(Long userId);
}
